<template>
	<div id="ShangHaiIndex"></div>
</template>
<!--ec官网：https://echarts.apache.org/zh/index.html-->
<script setup name="ShangHaiIndex">
	import { onMounted } from 'vue'
	import * as echarts from 'echarts'

	// 上证指数的一些参数
	const upColor = '#ec0000'
	const upBorderColor = '#8A0000'
	const downColor = '#00da3c'
	const downBorderColor = '#008F28'
	// 上证指数数据方法
	const splitData = (rawData) => {
		const categoryData = []
		const values = []
		for (let i = 0; i < rawData.length; i++) {
			categoryData.push(rawData[i].splice(0, 1)[0])
			values.push(rawData[i])
		}
		return {
			categoryData: categoryData,
			values: values
		}
	}
	// 上证指数的一些数据
	const data0 = splitData([
		['2013/1/24', 2320.26, 2320.26, 2287.3, 2362.94],
		['2013/1/25', 2300, 2291.3, 2288.26, 2308.38],
		['2013/1/28', 2295.35, 2346.5, 2295.35, 2346.92],
		['2013/1/29', 2347.22, 2358.98, 2337.35, 2363.8],
		['2013/1/30', 2360.75, 2382.48, 2347.89, 2383.76],
		['2013/1/31', 2383.43, 2385.42, 2371.23, 2391.82],
		['2013/2/1', 2377.41, 2419.02, 2369.57, 2421.15],
		['2013/2/4', 2425.92, 2428.15, 2417.58, 2440.38],
		['2013/2/5', 2411, 2433.13, 2403.3, 2437.42],
		['2013/2/6', 2432.68, 2434.48, 2427.7, 2441.73],
		['2013/2/7', 2430.69, 2418.53, 2394.22, 2433.89],
		['2013/2/8', 2416.62, 2432.4, 2414.4, 2443.03],
		['2013/2/18', 2441.91, 2421.56, 2415.43, 2444.8],
		['2013/2/19', 2420.26, 2382.91, 2373.53, 2427.07],
		['2013/2/20', 2383.49, 2397.18, 2370.61, 2397.94],
		['2013/2/21', 2378.82, 2325.95, 2309.17, 2378.82],
		['2013/2/22', 2322.94, 2314.16, 2308.76, 2330.88],
		['2013/2/25', 2320.62, 2325.82, 2315.01, 2338.78],
		['2013/2/26', 2313.74, 2293.34, 2289.89, 2340.71],
		['2013/2/27', 2297.77, 2313.22, 2292.03, 2324.63],
		['2013/2/28', 2322.32, 2365.59, 2308.92, 2366.16],
		['2013/3/1', 2364.54, 2359.51, 2330.86, 2369.65],
		['2013/3/4', 2332.08, 2273.4, 2259.25, 2333.54],
		['2013/3/5', 2274.81, 2326.31, 2270.1, 2328.14],
		['2013/3/6', 2333.61, 2347.18, 2321.6, 2351.44],
		['2013/3/7', 2340.44, 2324.29, 2304.27, 2352.02],
		['2013/3/8', 2326.42, 2318.61, 2314.59, 2333.67],
		['2013/3/11', 2314.68, 2310.59, 2296.58, 2320.96],
		['2013/3/12', 2309.16, 2286.6, 2264.83, 2333.29],
		['2013/3/13', 2282.17, 2263.97, 2253.25, 2286.33],
		['2013/3/14', 2255.77, 2270.28, 2253.31, 2276.22],
		['2013/3/15', 2269.31, 2278.4, 2250, 2312.08],
		['2013/3/18', 2267.29, 2240.02, 2239.21, 2276.05],
		['2013/3/19', 2244.26, 2257.43, 2232.02, 2261.31],
		['2013/3/20', 2257.74, 2317.37, 2257.42, 2317.86],
		['2013/3/21', 2318.21, 2324.24, 2311.6, 2330.81],
		['2013/3/22', 2321.4, 2328.28, 2314.97, 2332],
		['2013/3/25', 2334.74, 2326.72, 2319.91, 2344.89],
		['2013/3/26', 2318.58, 2297.67, 2281.12, 2319.99],
		['2013/3/27', 2299.38, 2301.26, 2289, 2323.48],
		['2013/3/28', 2273.55, 2236.3, 2232.91, 2273.55],
		['2013/3/29', 2238.49, 2236.62, 2228.81, 2246.87],
		['2013/4/1', 2229.46, 2234.4, 2227.31, 2243.95],
		['2013/4/2', 2234.9, 2227.74, 2220.44, 2253.42],
		['2013/4/3', 2232.69, 2225.29, 2217.25, 2241.34],
		['2013/4/8', 2196.24, 2211.59, 2180.67, 2212.59],
		['2013/4/9', 2215.47, 2225.77, 2215.47, 2234.73],
		['2013/4/10', 2224.93, 2226.13, 2212.56, 2233.04],
		['2013/4/11', 2236.98, 2219.55, 2217.26, 2242.48],
		['2013/4/12', 2218.09, 2206.78, 2204.44, 2226.26],
		['2013/4/15', 2199.91, 2181.94, 2177.39, 2204.99],
		['2013/4/16', 2169.63, 2194.85, 2165.78, 2196.43],
		['2013/4/17', 2195.03, 2193.8, 2178.47, 2197.51],
		['2013/4/18', 2181.82, 2197.6, 2175.44, 2206.03],
		['2013/4/19', 2201.12, 2244.64, 2200.58, 2250.11],
		['2013/4/22', 2236.4, 2242.17, 2232.26, 2245.12],
		['2013/4/23', 2242.62, 2184.54, 2182.81, 2242.62],
		['2013/4/24', 2187.35, 2218.32, 2184.11, 2226.12],
		['2013/4/25', 2213.19, 2199.31, 2191.85, 2224.63],
		['2013/4/26', 2203.89, 2177.91, 2173.86, 2210.58],
		['2013/5/2', 2170.78, 2174.12, 2161.14, 2179.65],
		['2013/5/3', 2179.05, 2205.5, 2179.05, 2222.81],
		['2013/5/6', 2212.5, 2231.17, 2212.5, 2236.07],
		['2013/5/7', 2227.86, 2235.57, 2219.44, 2240.26],
		['2013/5/8', 2242.39, 2246.3, 2235.42, 2255.21],
		['2013/5/9', 2246.96, 2232.97, 2221.38, 2247.86],
		['2013/5/10', 2228.82, 2246.83, 2225.81, 2247.67],
		['2013/5/13', 2247.68, 2241.92, 2231.36, 2250.85],
		['2013/5/14', 2238.9, 2217.01, 2205.87, 2239.93],
		['2013/5/15', 2217.09, 2224.8, 2213.58, 2225.19],
		['2013/5/16', 2221.34, 2251.81, 2210.77, 2252.87],
		['2013/5/17', 2249.81, 2282.87, 2248.41, 2288.09],
		['2013/5/20', 2286.33, 2299.99, 2281.9, 2309.39],
		['2013/5/21', 2297.11, 2305.11, 2290.12, 2305.3],
		['2013/5/22', 2303.75, 2302.4, 2292.43, 2314.18],
		['2013/5/23', 2293.81, 2275.67, 2274.1, 2304.95],
		['2013/5/24', 2281.45, 2288.53, 2270.25, 2292.59],
		['2013/5/27', 2286.66, 2293.08, 2283.94, 2301.7],
		['2013/5/28', 2293.4, 2321.32, 2281.47, 2322.1],
		['2013/5/29', 2323.54, 2324.02, 2321.17, 2334.33],
		['2013/5/30', 2316.25, 2317.75, 2310.49, 2325.72],
		['2013/5/31', 2320.74, 2300.59, 2299.37, 2325.53],
		['2013/6/3', 2300.21, 2299.25, 2294.11, 2313.43],
		['2013/6/4', 2297.1, 2272.42, 2264.76, 2297.1],
		['2013/6/5', 2270.71, 2270.93, 2260.87, 2276.86],
		['2013/6/6', 2264.43, 2242.11, 2240.07, 2266.69],
		['2013/6/7', 2242.26, 2210.9, 2205.07, 2250.63],
		['2013/6/13', 2190.1, 2148.35, 2126.22, 2190.1]
	])
	// 上证指数数据方法
	const calculateMA = (dayCount) => {
		let result = []
		for (let i = 0, len = data0.values.length; i < len; i++) {
			if (i < dayCount) {
				result.push('-')
				continue
			}
			let sum = 0
			for (let j = 0; j < dayCount; j++) {
				sum += Number(data0.values[i - j][1])
			}
			result.push(sum / dayCount)
		}
		return result
	}
	onMounted(() => {
		let Echarts = echarts.init(document.getElementById('ShangHaiIndex'))
		const option = {
			title: {
				text: '',
				left: 0
			},
			tooltip: {
				trigger: 'axis',
				axisPointer: {
					type: 'cross'
				}
			},
			legend: {
				data: ['日K', 'MA5', 'MA10', 'MA20', 'MA30']
			},
			grid: {
				left: '10%',
				right: '10%',
				bottom: '15%'
			},
			xAxis: {
				type: 'category',
				data: data0.categoryData,
				boundaryGap: false,
				axisLine: { onZero: false },
				splitLine: { show: false },
				min: 'dataMin',
				max: 'dataMax'
			},
			yAxis: {
				scale: true,
				splitArea: {
					show: true
				}
			},
			dataZoom: [
				{
					type: 'inside',
					start: 50,
					end: 100
				},
				{
					show: true,
					type: 'slider',
					top: '90%',
					start: 50,
					end: 100
				}
			],
			series: [
				{
					name: '日K',
					type: 'candlestick',
					data: data0.values,
					itemStyle: {
						color: upColor,
						color0: downColor,
						borderColor: upBorderColor,
						borderColor0: downBorderColor
					},
					markPoint: {
						label: {
							formatter: function (param) {
								return param != null ? String(Math.round(param.value)) : ''
							}
						},
						data: [
							{
								name: 'Mark',
								coord: ['2013/5/31', 2300],
								value: 2300,
								itemStyle: {
									color: 'rgb(41,60,85)'
								}
							},
							{
								name: 'highest value',
								type: 'max',
								valueDim: 'highest'
							},
							{
								name: 'lowest value',
								type: 'min',
								valueDim: 'lowest'
							},
							{
								name: 'average value on close',
								type: 'average',
								valueDim: 'close'
							}
						],
						tooltip: {
							formatter: function (param) {
								return param.name + '<br>' + (param.data.coord || '')
							}
						}
					},
					markLine: {
						symbol: ['none', 'none'],
						data: [
							[
								{
									name: 'from lowest to highest',
									type: 'min',
									valueDim: 'lowest',
									symbol: 'circle',
									symbolSize: 10,
									label: {
										show: false
									},
									emphasis: {
										label: {
											show: false
										}
									}
								},
								{
									type: 'max',
									valueDim: 'highest',
									symbol: 'circle',
									symbolSize: 10,
									label: {
										show: false
									},
									emphasis: {
										label: {
											show: false
										}
									}
								}
							],
							{
								name: 'min line on close',
								type: 'min',
								valueDim: 'close'
							},
							{
								name: 'max line on close',
								type: 'max',
								valueDim: 'close'
							}
						]
					}
				},
				{
					name: 'MA5',
					type: 'line',
					data: calculateMA(5),
					smooth: true,
					lineStyle: {
						opacity: 0.5
					}
				},
				{
					name: 'MA10',
					type: 'line',
					data: calculateMA(10),
					smooth: true,
					lineStyle: {
						opacity: 0.5
					}
				},
				{
					name: 'MA20',
					type: 'line',
					data: calculateMA(20),
					smooth: true,
					lineStyle: {
						opacity: 0.5
					}
				},
				{
					name: 'MA30',
					type: 'line',
					data: calculateMA(30),
					smooth: true,
					lineStyle: {
						opacity: 0.5
					}
				}
			]
		}
		// 绘制图表
		Echarts.setOption(option)
		// 自适应大小
		window.onresize = () => {
			Echarts.resize()
		}
	})
</script>

<style scoped></style>
